320431377

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{7993}}^1$

素因数の和:8109

約数の個数: 32

約数和(自身を含む): 515708928

約数和(自身を除く): 195277551

約数列:

[1, 3, 7, 21, 23, 69, 83, 161, 249, 483, 581, 1743, 1909, 5727, 7993, 13363, 23979, 40089, 55951, 167853, 183839, 551517, 663419, 1286873, 1990257, 3860619, 4643933, 13931799, 15258637, 45775911, 106810459, 320431377]

約数ペア:

[(1, 320431377), (3, 106810459), (7, 45775911), (21, 15258637), (23, 13931799), (69, 4643933), (83, 3860619), (161, 1990257), (249, 1286873), (483, 663419), (581, 551517), (1743, 183839), (1909, 167853), (5727, 55951), (7993, 40089), (13363, 23979)]